<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>导出TXT</title>
    <script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
</head>
<body>
<div class="col-sm-1">
    <h1>导出TXT</h1>
    <form action="http://localhost:8080/exportTxt" enctype="multipart/form-data" method="post">
        <input type="file" name="file" />
        <input type="submit" value="上传"/>
    </form>
</div>
</body>
</html>